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f927767978d201d4ac023fcd797adbb963a6565d
linux/drivers/gpu/drm
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Maxime Ripard f927767978 drm/vc4: kms: Fix return code check 
The HVS global state functions return an error pointer, but in most
cases we check if it's NULL, possibly resulting in an invalid pointer
dereference.

Fixes: 9ec03d7f1e ("drm/vc4: kms: Wait on previous FIFO users before a commit")
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Tested-by: Jian-Hong Pan <jhp@endlessos.org>
Link: https://lore.kernel.org/r/20211117094527.146275-3-maxime@cerno.tech
2021-11-29 15:17:51 +01:00
..
amd
Merge tag 'drm-next-2021-11-12' of git://anongit.freedesktop.org/drm/drm
2021-11-12 12:11:07 -08:00
arm
drm/arm: malidp: Use fourcc_mod_is_vendor() helper
2021-08-16 12:18:46 +02:00
armada
Merge tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-11-04 08:21:47 -07:00
aspeed
drm/aspeed: Fix vga_pw sysfs output
2021-11-19 12:00:14 +01:00
ast
BackMerge tag 'v5.15-rc7' into drm-next
2021-10-28 14:59:38 +10:00
atmel-hlcdc
drm/atmel-hlcdc: Convert to Linux IRQ interfaces
2021-08-10 20:00:58 +02:00
bridge
drm/bridge: nwl-dsi: Add atomic_get_input_bus_fmts
2021-10-12 11:17:41 +02:00
etnaviv
Merge tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-11-04 08:21:47 -07:00
exynos
dma-buf: move dma-buf symbols into the DMA_BUF module namespace
2021-10-25 14:53:08 +02:00
fsl-dcu
drm/fsl-dcu: Convert to Linux IRQ interfaces
2021-08-10 20:13:25 +02:00
gma500
Revert "drm/gma500: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()"
2021-10-04 09:34:55 -04:00
gud
drm/gud: Add GUD_PIXEL_FORMAT_RGB888
2021-10-04 12:06:14 +02:00
hisilicon
Merge tag 'drm-misc-next-2021-07-29' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2021-07-30 14:52:00 +10:00
hyperv
drm/hyperv: Fix device removal on Gen1 VMs
2021-11-23 10:56:12 -08:00
i2c
…
i810
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
i915
Merge tag 'drm-next-2021-11-12' of git://anongit.freedesktop.org/drm/drm
2021-11-12 12:11:07 -08:00
imx
Revert "drm/imx: Annotate dma-fence critical section in commit path"
2021-11-05 19:08:44 +01:00
ingenic
drm/ingenic: Use standard drm_atomic_helper_commit_tail
2021-08-11 15:49:15 +02:00
kmb
drm/kmb: Enable ADV bridge after modeset
2021-10-21 11:08:09 +02:00
lib
…
lima
drm/lima: use scheduler dependency tracking
2021-08-30 10:58:20 +02:00
mcde
drm/mcde: Make use of the helper function devm_platform_ioremap_resource()
2021-09-07 22:50:17 +02:00
mediatek
Merge tag 'drivers-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
2021-11-03 17:00:52 -07:00
meson
Merge drm/drm-next into drm-misc-next
2021-09-14 09:25:30 +02:00
mga
drm/mga/mga_ioc32: Use struct_group() for memcpy() region
2021-09-25 08:20:48 -07:00
mgag200
drm/mgag200: Use managed interfaces for framebuffer write combining
2021-09-23 09:26:09 +02:00
msm
Merge tag 'drm-msm-next-2021-10-26' of https://gitlab.freedesktop.org/drm/msm into drm-next
2021-10-28 15:07:48 +10:00
mxsfb
Merge tag 'drm-misc-next-2021-10-14' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2021-11-05 13:50:15 +10:00
nouveau
drm/nouveau/acr: fix a couple NULL vs IS_ERR() checks
2021-11-18 23:55:52 +01:00
omapdrm
Merge tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-11-04 08:21:47 -07:00
panel
Merge tag 'drm-misc-next-2021-10-14' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2021-11-05 13:50:15 +10:00
panfrost
drm/panfrost: simplify getting .driver_data
2021-09-20 14:34:37 +01:00
pl111
drm/pl111: Remove unused including <linux/version.h>
2021-07-31 20:52:01 +02:00
qxl
drm/qxl: User page size macro for qxl release bo
2021-09-15 08:21:32 +02:00
r128
BackMerge tag 'v5.15-rc7' into drm-next
2021-10-28 14:59:38 +10:00
radeon
Merge tag 'drm-misc-next-fixes-2021-11-10' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2021-11-11 08:14:19 +10:00
rcar-du
drm: rcar-du: Don't create encoder for unconnected LVDS outputs
2021-10-13 07:44:04 +10:00
rockchip
BackMerge tag 'v5.15-rc7' into drm-next
2021-10-28 14:59:38 +10:00
savage
drm/savage: Remove references to struct drm_device.pdev
2021-05-03 19:48:30 +02:00
scheduler
drm/scheduler: fix drm_sched_job_add_implicit_dependencies harder
2021-11-17 08:21:03 +01:00
selftests
drm/i915/selftests: Properly reset mock object propers for each test
2021-10-22 11:09:45 +02:00
shmobile
drm/shmobile: Make use of the helper function devm_platform_ioremap_resource()
2021-10-07 05:42:18 +03:00
sis
drm/sis: Remove references to struct drm_device.pdev
2021-05-03 19:48:33 +02:00
sti
drm/sti: Use correct printk format specifiers for size_t
2021-10-07 05:42:17 +03:00
stm
drm/stm: ltdc: add layer alpha support
2021-09-09 14:58:27 +02:00
sun4i
Merge drm/drm-fixes into drm-misc-fixes
2021-11-16 08:51:39 +01:00
tdfx
…
tegra
Merge tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-11-04 08:21:47 -07:00
tidss
drm/tidss: Convert to Linux IRQ interfaces
2021-08-10 20:13:49 +02:00
tilcdc
drm: Remove redundant 'flush_workqueue()' calls
2021-10-15 16:48:51 -07:00
tiny
drm/bochs: add Bochs PCI ID for Simics model
2021-09-15 08:21:32 +02:00
ttm
Merge tag 'drm-misc-fixes-2021-11-11' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2021-11-12 13:06:41 +10:00
tve200
drm/tiny: drm_gem_simple_display_pipe_prepare_fb is the default
2021-06-24 15:40:11 +02:00
udl
drm/udl: fix control-message timeout
2021-11-05 11:15:14 +01:00
v3d
drm/v3d: fix copy_from_user() error codes
2021-10-11 21:21:14 +01:00
vboxvideo
drm/vboxvideo: Use managed interfaces for framebuffer write combining
2021-09-23 09:26:09 +02:00
vc4
drm/vc4: kms: Fix return code check
2021-11-29 15:17:51 +01:00
vgem
drm/vgem: use shmem helpers
2021-08-12 21:41:10 +02:00
via
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
virtio
drm/virtio: use drm_poll(..) instead of virtio_gpu_poll(..)
2021-11-29 11:46:32 +01:00
vkms
drm/vkms: Use offset-adjusted shadow-plane mappings and output
2021-08-08 20:27:52 +02:00
vmwgfx
Merge tag 'drm-next-2021-11-12' of git://anongit.freedesktop.org/drm/drm
2021-11-12 12:11:07 -08:00
xen
drm/tiny: drm_gem_simple_display_pipe_prepare_fb is the default
2021-06-24 15:40:11 +02:00
xlnx
drm/xlnx/zynqmp_disp: Fix incorrectly named enum 'zynqmp_disp_layer_id'
2021-08-09 02:28:05 +03:00
drm_agpsupport.c
drm: Include <asm/agp.h> iff CONFIG_AGP is set
2021-05-11 14:13:33 +02:00
drm_aperture.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_atomic_helper.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_atomic_state_helper.c
…
drm_atomic_uapi.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_atomic.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_auth.c
drm: add lockdep assert to drm_is_current_master_locked
2021-08-05 12:08:15 +02:00
drm_blend.c
drm: drm_blend.c: Use tabs for code indents
2021-04-22 10:46:35 +02:00
drm_bridge_connector.c
…
drm_bridge.c
drm/bridge: Document the probe issue with MIPI-DSI bridges
2021-09-24 19:25:23 +02:00
drm_bufs.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_cache.c
treewide: Replace the use of mem_encrypt_active() with cc_platform_has()
2021-10-04 11:47:24 +02:00
drm_client_modeset.c
Revert "drm: cleanup: drm_modeset_lock_all_ctx() --> DRM_MODESET_LOCK_ALL_BEGIN()"
2021-10-04 09:34:57 -04:00
drm_client.c
…
drm_color_mgmt.c
…
drm_connector.c
drm/connector: fix all kernel-doc warnings
2021-10-11 21:46:58 +02:00
drm_context.c
drm: correct function name drm_legacy_ctxbitmap_flush()
2021-05-16 22:01:14 +02:00
drm_crtc_helper_internal.h
…
drm_crtc_helper.c
Revert "drm: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()"
2021-10-04 09:34:57 -04:00
drm_crtc_internal.h
drm/connector: Add drm_connector_find_by_fwnode() function (v3)
2021-08-20 12:35:59 +02:00
drm_crtc.c
…
drm_damage_helper.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_debugfs_crc.c
drm/doc: document how userspace should find out CRTC index
2021-06-10 19:14:47 +02:00
drm_debugfs.c
drm: avoid blocking in drm_clients_info's rcu section
2021-07-20 20:14:42 +02:00
drm_displayid.c
drm/displayid: rename displayid_hdr to displayid_header
2021-03-31 15:42:39 +03:00
drm_dma.c
drm: remove usage of drm_pci_alloc/free
2021-04-26 18:19:15 +02:00
drm_dp_aux_bus.c
Merge tag 'bus_remove_return_void-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core into drm-next
2021-08-11 08:47:08 +10:00
drm_dp_aux_dev.c
drm/dp: Add backpointer to drm_device in drm_dp_aux
2021-04-27 18:43:42 -04:00
drm_dp_cec.c
…
drm_dp_dual_mode_helper.c
drm/dp_dual_mode: Convert drm_dp_dual_mode_helper.c to using drm_err/drm_dbg_kms()
2021-04-27 18:43:45 -04:00
drm_dp_helper.c
drm/dp: add helper for extracting adjust 128b/132b TX FFE preset
2021-09-20 18:45:35 +03:00
drm_dp_mst_topology_internal.h
…
drm_dp_mst_topology.c
Merge branch 'akpm' (patches from Andrew)
2021-11-09 10:11:53 -08:00
drm_drv.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_dsc.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_dumb_buffers.c
…
drm_edid_load.c
…
drm_edid.c
BackMerge tag 'v5.15-rc7' into drm-next
2021-10-28 14:59:38 +10:00
drm_encoder_slave.c
…
drm_encoder.c
…
drm_fb_cma_helper.c
drm: Add and export function drm_fb_cma_sync_non_coherent
2021-05-25 11:42:09 +01:00
drm_fb_helper.c
drm/fbdev: Clamp fbdev surface size if too large
2021-10-15 15:04:05 +10:00
drm_file.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_flip_work.c
…
drm_format_helper.c
drm/format-helper: Add drm_fb_xrgb8888_to_rgb888()
2021-10-04 12:04:19 +02:00
drm_fourcc.c
drm: Add R10 and R12 FourCC
2021-10-28 17:20:45 +10:00
drm_framebuffer.c
Revert "drm: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN()"
2021-10-04 09:34:57 -04:00
drm_gem_atomic_helper.c
drm/gem: Provide offset-adjusted framebuffer BO mappings
2021-08-08 20:26:16 +02:00
drm_gem_cma_helper.c
drm/cma-helper: Release non-coherent memory with dma_free_noncoherent()
2021-11-15 10:26:53 +01:00
drm_gem_framebuffer_helper.c
dma-buf: move dma-buf symbols into the DMA_BUF module namespace
2021-10-25 14:53:08 +02:00
drm_gem_shmem_helper.c
Merge tag 'char-misc-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2021-11-04 08:21:47 -07:00
drm_gem_ttm_helper.c
drm/ttm: rename bo->mem and make it a pointer
2021-06-02 11:07:25 +02:00
drm_gem_vram_helper.c
drm/ttm: remove ttm_tt_destroy_common v2
2021-08-23 13:54:55 +02:00
drm_gem.c
drm: use new iterator in drm_gem_fence_array_add_implicit v3
2021-10-07 14:49:11 +02:00
drm_hashtab.c
…
drm_hdcp.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_internal.h
drm: Mark IRQ_BUSID ioctl as legacy
2021-05-17 21:19:48 +02:00
drm_ioc32.c
drm: Copy drm_wait_vblank to user before returning
2021-08-17 13:56:03 -04:00
drm_ioctl.c
GPU: drm: fix style errors
2021-08-28 19:00:20 +02:00
drm_irq.c
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
drm_kms_helper_common.c
drm: Remove unused code to load the non-existing fbcon.ko
2021-08-18 14:33:47 +02:00
drm_lease.c
drm/lease: allow empty leases
2021-10-01 15:55:47 +02:00
drm_legacy_misc.c
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
drm_legacy.h
drm: Mark IRQ_BUSID ioctl as legacy
2021-05-17 21:19:48 +02:00
drm_lock.c
…
drm_managed.c
…
drm_memory.c
drm: Mark AGP implementation and ioctls as legacy
2021-05-10 15:46:58 +02:00
drm_mipi_dbi.c
drm/mipi-dbi: Use framebuffer dma-buf helpers
2021-07-23 20:17:59 +02:00
drm_mipi_dsi.c
drm/mipi-dsi: Create devm device attachment
2021-09-24 19:25:33 +02:00
drm_mm.c
lib, stackdepot: add helper to print stack entries into buffer
2021-11-09 10:02:50 -08:00
drm_mode_config.c
…
drm_mode_object.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_modes.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_modeset_helper.c
…
drm_modeset_lock.c
Merge tag 'drm-misc-next-fixes-2021-11-10' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2021-11-11 08:14:19 +10:00
drm_of.c
drm/bridge: Add a function to abstract away panels
2021-09-14 10:39:01 +02:00
drm_panel_orientation_quirks.c
BackMerge tag 'v5.15' into drm-next
2021-11-12 09:23:16 +10:00
drm_panel.c
drm/dp: Move panel DP AUX backlight support to drm_dp_helper
2021-07-13 06:38:37 -07:00
drm_pci.c
drm: Mark IRQ_BUSID ioctl as legacy
2021-05-17 21:19:48 +02:00
drm_plane_helper.c
drm/plane-helper: fix uninitialized variable reference
2021-10-07 12:24:44 +02:00
drm_plane.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_prime.c
Merge tag 'drm-next-2021-11-12' of git://anongit.freedesktop.org/drm/drm
2021-11-12 12:11:07 -08:00
drm_print.c
isystem: ship and use stdarg.h
2021-08-19 09:02:55 +09:00
drm_probe_helper.c
drm/probe-helper: Create a HPD IRQ event helper for a single connector
2021-09-28 12:29:13 +02:00
drm_property.c
drm: property: Replace strncpy() with strscpy_pad()
2021-10-07 05:42:13 +03:00
drm_rect.c
…
drm_scatter.c
…
drm_scdc_helper.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_self_refresh_helper.c
…
drm_simple_kms_helper.c
drm/simple-kms: Support custom CRTC state
2021-08-08 20:14:08 +02:00
drm_syncobj.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_sysfs.c
drm/connector: Add a fwnode pointer to drm_connector and register with ACPI (v2)
2021-08-20 12:35:59 +02:00
drm_trace_points.c
…
drm_trace.h
…
drm_vblank_work.c
…
drm_vblank.c
drm: IRQ midlayer is now legacy
2021-08-10 20:14:01 +02:00
drm_vm.c
drm: Mark AGP implementation and ioctls as legacy
2021-05-10 15:46:58 +02:00
drm_vma_manager.c
drm: Fix typo in comments
2021-08-02 10:19:43 +02:00
drm_writeback.c
…
Kconfig
drm: fb_helper: improve CONFIG_FB dependency
2021-11-05 18:52:47 +01:00
Makefile
drm: zte: remove obsolete DRM Support for ZTE SoCs
2021-08-26 11:19:08 +02:00